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Dwyer 差压变送器 677B系列
Product Introduction：
NEMA 4 Enclosure with Integral Mounting Bracket- Consultation Hotline：18615230752 Landline：0531-88975421
Product Details
Technical parameters
Application scenarios
Optional accessories
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677B系列差压变送器设计用于测量压力范围低至0.1%，精度±0.4%。677B系列用于建筑能源管理系统，环境污染控制，烘箱增压，实验室和通风柜控制，HVAC和VAV应用。该变送器具有15个psid超压，反极性保护和EMI/RFI保护。内部调节允许使用非调节直流电源。NEMA 4外壳允许通用安装位置和整体安装标签简化安装。
校准选项可在附件。
Product Overview
● NEMA 4 housing enables a range of use outdoor or indoor where water is present
● High accuracy at low pressure ranges provides exceptional measurement for insuring tight-control and minimizing costly out of specification conditions
● Use with unregulated DC power permits easy access to electrical supply reducing costly power conditioning and wiring
